Page:Carroll - Game of Logic.djvu/89

7.

1	0

i.e. All $x$ are $y$. i.e. All well-fed birds are happy.

8.

	1

i.e. Some $x^{\prime }$ are $y^{\prime }$. i.e. Some birds that are not well-fed, are unhappy; or, Some unhappy birds are not well-fed.

9.

1	0

i.e. All $x$ are $y$. i.e. John has got a tooth-ache.

10.

0

i.e. No $x^{\prime }$ are $y$. i.e. No one, but John, has got a tooth-ache.

11.

1

i.e. Some $x$ are $y$. i.e. Some one, who has taken a walk, feels better.

12.

1

i.e. Some $x$ are $y$. i.e. Some one, whom I sent to bring me a kitten, brought me a kettle by mistake.

[See p. 52]